Gang violence has been on the rise in recent years.
It has been 11 days since Pauline Hanna was found dead.
Police are continuing their investigation but say a gang rivalry led to the incident.
The longest order lasted six days in the Far North.
Her husband Philip says he is being treated as a "person of suspect".
The IPCA began an investigation into the operation after receiving a complaint from a woman who was pulled over.
She was found dead on Monday.
"There is no indication of suspicious circumstances at this time. "
Police have now received a formal complaint about the officer's actions.